polyethylene

剑桥词典

a light , usually thin , soft plastic , often used for making bags or for keeping things dry or fresh
聚乙烯
a polyethylene bag 聚乙烯塑料袋
They covered the broken windows with sheets of polyethylene. 他们用塑料薄膜把打坏的窗户挡起来。 返回 polyethylene